Search Results - "2019 15th Selected Issues of Electrical Engineering and Electronics (WZEE)"

Impact of climatic conditions on PV panels operation in a photovoltaic power plant by Kusznier, Jacek, Wojtkowski, Wojciech

“…The article presents an analysis of the impact of selected factors on operation of a solar farm located in Bialystok (northern east of Poland). The first part…”
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Impact of climatic conditions and solar exposure on the aging of PV panels by Kusznier, Jacek, Wojtkowski, Wojciech

“…The article presents the analysis of the impact of location and climatic conditions on the operation and aging of PV panels on the basis of research conducted…”
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Basic features of MR clutches - resulting from different number of discs by Kluszczynski, Krzysztof, Pilch, Zbigniew

“…The main purpose of the paper is to determine basic features of MR clutches resulting from different number of discs N. At the beginning the authors considered…”
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Concept of electromagnetic periodical duty pump with programmable liquid flow by Bartel, Sebastian, Kluszczynski, Krzysztof, Pilch, Zbigniew

“…In this article the trends in construction of electromagnetic driven low-power pumps and a literature review of several examples will be presented. The…”
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The influence of the damper cage on the waveforms and subtransient reactances calculated at a two-phase short circuit of a large hydrogenerator by Berhausen, Sebastian

“…Influence of induced currents in conductive parts of the large hydrogenerator rotor on the waveforms occurring in the two-phase short circuit of the stator…”
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Numerical Tests of Novel Finite Difference Operator for Solving 1D Boundary-Value Problems by Jaraczewski, Marcin, Sobczyk, Tadeusz

“…The finite-difference method is an important approach for solving boundary-value problems of nonlinear ordinary and partial differential equations. In this…”
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Control of prosumer energy sources in power grid feeded by three-phase distribution transformer by Drabek, Tomasz, Dybowski, Pawel

“…The co-operation of single-phase, prosumer power sources with three-phase grid powered by a distribution transformer Medium Voltage / Low Voltage (MV/LV),…”
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Analysis of the impact of an auxiliary winding of a permanent magnet synchronous machine on the generation of shaft voltages by Jarek, Tomasz, Berhausen, Sebastian

“…The article presents the concept of elimination of shaft voltages and shaft currents in permanent magnet synchronous machines. This method is based on the use…”
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Mathematical Study and Control of Diesel Rotary Uninterruptible Power Supply by Drozdowski, Piotr, Warzecha, Adam

“…The subject of the publication is recognition of the functions of the uninterruptible power supply system with a diesel engine called Diesel Rotary…”
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Natural Fault Tolerance of a Nine-Phase Induction Motor Drive Operating at Variable Frequency and Switched Supply Sequence by Drozdowski, Piotr, Cholewa, Dariusz

“…The paper presents tests of fault tolerance of a regulated drive with a multi-phase squirrel-cage induction motor. The drive was controlled using variable…”
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The Energy Conversion Efficiency in the Trolley Travelling Drive System in Tower Cranes by Knypinski, Lukasz, Krupinski, Jacek

“…The paper presents the experimental results concerning the determination of energy conversion for trolley travelling drive system applied in tower crane. The…”
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2D Discrete Differential Operators for Periodic Functions by Sobczyk, Tadeusz J.

“…This paper presents novel types of discrete differential operators for two-variable functions, periodic for each variable. They determine values of…”
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Extended T(x) hysteresis model with magnetic anisotropy by Zurek, Stan, Koprivica, Branko, Chwastek, Krzysztof

“…The paper considers the possibility to extend a phenomenological hysteresis model to consider magnetic anisotropy of the material. The anisotropy effect is…”
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A Heating from a Standard Active Implantable Medical Device under MRI Exposure by Gas, Piotr, Miaskowski, Arkadiusz

“…The paper, based on the technical specification ISO TS 10974, assesses the safety of Standard Active Implantable Medical Devices (S-AIMD) exposed to RF…”
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Dielectric relaxation in granular metal-dielectric nanocomposites by Boiko, Oleksandr

“…The paper presents the research of dielectric properties on alternating current of (FeCoZr)x(PZT)100-x metaldielectric nanocomposites. Tested samples with x 1…”
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The protections of the 5 - node Medium Voltage power system in case of the symmetrical faults by Rozegnal, Bartosz, Albrechtowicz, Pawel, Mamcarz, Dominik

“…In this paper the analysis of coordination between protection devices working in the 5 - node medium voltage power system consisted of 3 generators, sectioning…”
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Limitations of control parameters of the three-phase voltage source inverter containing the soft switching system circuits with safe connections of capacitors and inductors by Szular, Zbigniew, Rozegnal, Bartosz, Mazgaj, Witold, Cholewa, Dariusz

“…Transistors of voltage source inverters are switched without losses when their currents or voltages are close to zero when the transistors are switched. This…”
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Field-circuit simulations of electrical asymmetry in double fed induction generator by Sierzega, Michal, Warzecha, Adam

“…The paper presents the calculationresults of DFIGs in unbalanced steady-state conditions. The formulated 2D field-circuit model additionally takes into account…”
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Analysis of selected fault states of 12/8 switched reluctance motors by Podskarbi, Grzegorz, Korkosz, Mariusz

“…Motors for critical drives require increased reliability. Switched reluctance motors are characterized by improved operational reliability. The tolerance…”
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Reduction of Total Harmonic Distortion and Effective Source Current in Circuits with Nonsinusoidal Waveforms by Kosiorowski, Stanislaw, Stobiecki, Andrzej

“…In linear resistor-inductor circuits, minimization of source rms current according to S. Fryze causes increase of total harmonic distortion (THD) and increase…”
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